Home / 94,278.62-130,105.02-51,839.90

Finding the Fourth Proportional to 94,278.62, 130,105.02 and 51,839.90

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Solution

The fourth proportional to 94,278.62, 130,105.02 and 51,839.90 is: 71,539.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,278.62 : 130,105.02 = 51,839.90 : x
  2. Step 2: Convert to fraction form
    94,278.62/130,105.02 = 51,839.90/x
  3. Step 3: Cross multiply
    94,278.62x = 130,105.02 × 51,839.90
  4. Step 4: Simplify right side
    94,278.62x = 6,744,631,226.30
  5. Step 5: Solve for x
    x = 6,744,631,226.30/94,278.62
  6. Step 6: Final answer
    x = 71,539.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.